NPPES file of Aug 9, 2026

Ashwin Somasundaram

Medical Oncology Physician · Pittsburgh, PA

Ashwin Somasundaram is a medical oncology physician with a practice address in Pittsburgh, Pennsylvania, and NPI 1356784763, issued on Apr 16, 2013. Check the license on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1356784763
Name
Ashwin Somasundaram
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
2021-02889 NC
Self-reported in NPPES; status is on the state search
Practice location
200 Lothrop St, Pittsburgh, PA 15213
Phone
(412) 692-4700
Enumerated
Apr 16, 2013
Record last updated
Dec 7, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20211115001943); accepts Medicare assignment
Medical or professional school
University Of Texas Southwestern Medical School At Dallas, 2013
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 200 Lothrop St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Amy AbbottCertified Registered Nurse Anesthetist1689943490
  2. Bisan Abboud, MDStudent in an Organized Health Care Education/Training Program1588359434
  3. Othman Abdul-MalakVascular Surgery Physician1003285602
  4. Mohamed Abdullah, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1164001277
  5. Raed Abdullah, MDSpecialist1962474353
  6. Michael Abesamis, M.D.Emergency Medicine Physician1467647958

Verify Ashwin Somasundaram in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Pennsylvania license search

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32% fewer Medicare Part D claims than the average medical oncology physician in 2024

477 Medicare Part D claims for 83 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 34 claims were for opioids.

  1. Ashwin Somasundaram477
  2. Specialty average703

Most prescribed

  1. Ondansetron Hcl68 claims
  2. Dexamethasone64 claims
  3. Prochlorperazine Maleate64 claims
  4. Mirtazapine39 claims
  5. Pantoprazole Sodium29 claims
  6. Oxycodone Hcl27 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $114.05

1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 3,343 providers of this specialty with any payment received $11,773.47 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ashwin Somasundaram$114
  2. Specialty average$11,773

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. University OF North Carolina AT Chapel HillChapel Hill, NC

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ashwin Somasundaram among 265 medical oncology physician records in Pennsylvania

Ashwin Somasundaram is one of 265 medical oncology physician records with a practice address in Pennsylvania. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 81% of them.

  • NPI issued2013 · 81% of these records are older, 15% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2013 · median 2002 among the 189 with a school on file
  • Record last updated2021 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in Pennsylvania

There are 265 medical oncology physician records in Pennsylvania.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Nancy Davidson, M.D.Pittsburgh, PA 152131114954153
  2. Shannon Huggins-Puhalla, MDPittsburgh, PA 152131326251299
  3. Antonios Christou, M.D.Pittsburgh, PA 152121922044098
  4. Larisa Greenberg, MDPittsburgh, PA 152121144220385
  5. Ariel Lopez-Chavez, M.D., M.S.Pittsburgh, PA 152121871786913
  6. Dulabh Monga, MDPittsburgh, PA 152121578564019
  7. Naga Sai Krishna Patibandla, M.D.Pittsburgh, PA 152121861948069
  8. Jane Raymond, MDPittsburgh, PA 152121518968825

Common questions

What is Ashwin Somasundaram's NPI number?

Ashwin Somasundaram's National Provider Identifier (NPI) is 1356784763, issued on Apr 16, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Ashwin Somasundaram located?

The NPPES record lists a practice address at 200 Lothrop St, Pittsburgh, PA, 15213. Phone: (412) 692-4700. Providers update this record themselves, so call before visiting.

How can I verify Ashwin Somasundaram's license?

Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ashwin Somasundaram prescribe under Medicare Part D?

In 2024, Ashwin Somasundaram had 477 Medicare Part D claims for 83 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.